• Jun 14, 2026 Atmel Attiny25 Attiny45 Attiny85 Datasheet Atmel builtin support for insystem programming ISP via ICSP headers and using external programmers 3 What is the difference between Flash SRAM and EEPROM Flash memory stores the program code SRAM holds temporary data that is lost when power is removed and EEPROM BY Alexandrine Hyatt